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- The mean wind speed profile, the thickness of the atmospherics surface layer, the aerodynamics roughness and the turbulence intensity were obtained. 采用数值风洞方法和RNG 双方程湍流模型,模拟了在风洞中依靠边界层的自然增长所形成的大气表面层,得到了不同粗糙元配置条件下时均风速廓线、大气表面层厚度、空气动力学粗糙度和湍流度的变化规律。
- As MFP,matched field processing with time reversal(TR-MFP) is influenced by oceanic environmental information such as the sound speed profile and boundary conditions. 时间反转匹配场处理时,仍然需要知道海洋环境的先验知识,例如声场的声速分布,海洋边界条件等等。
- An optimized ram speed profile fully uses the friction heat to keep the best flow characteristics, which corrects many of the fill and warpage problems. 最适化螺杆速度充分运用摩擦热,将塑流保持在最佳状态。许多充填和翘曲的问题也就迎刃而解。
- The results show the model-based sound field match well to the data and the transmission loss is decreasing with depth because of the downward refracting sound speed profile. 比较在内潮及非线性内波作用下的声场,可发现内潮作用下的传播损耗大于非线性内波作用下的传播损耗。
- EVC European Vital Computer. The trainborne, fail safe, ETCS computer. Calculates the speed profiles and supervises the train accordingly. 欧洲安全计算机欧洲安全计算机。车载设备,故障安全的ETCS计算机。计算速度曲线并监督列车运行。
- A Study on Inversion for Sound Speed Profile in Shallow Water 浅海声速剖面反演研究
- Classification of Sound Speed Profile with SOFM Neuron Network 基于自组织神经网络的声速剖面分类方法研究
- Sound speed profile in ocean inverted by using travel time 由传播时间反演海水中的声速剖面
- No horse has a speed comparable to that of his. 没有一匹马的速度能比得上他的马。
- Keywords Sound speed profile;Inversion;Eigen-ray;Genetic algorithm; 关键词声速剖面;反演;本征声线;遗传算法;
- That's all there is to make a speed dial call. 在那里全部要进行快速拨号呼叫。
- The great virtue of air travel is speed. 乘飞机旅行的最大优点是速度快。
- He drove the car at full speed through the town. 他驾驶汽车全速穿过那座城镇。
- The car rushed at the bridge at astonishing speed. 汽车以惊人的速度向桥冲过去。
- The design flight mission profiles and mission mixing of an aeroengine are obtained from its future usage, and then the rotation speed profiles are derived based on its altitude\|airspeed preformance. 由某型发动机的未来使用任务推导了其设计飞行任务剖面和飞行任务混频,然后根据该发动机的高度-速度特性得出了其转速剖面。
- The motorcycles were spinning along at full speed. 摩托车正全速疾驰。
- What's the speed limit on the motorway? 高速公路的速度限制是多少?
- The speed of this aircraft is very high. 这架飞机的速度非常快。
- The new model delivers speed and fuel economy. 这种新型设计能提高速度、 节约燃料。
- He was had up for exceeding the speed limit. 他因超速行驶而遭控告。